package com.utils;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;

import java.io.IOException;
import java.io.InputStream;

//使用sqlSessionFactory 获取sqlSession
public class MybatisUtils {
    private  static SqlSessionFactory sqlSessionFactory=null;
    static {
        try {
            String resource="mybatis-config.xml";
            InputStream inputStream= Resources.getResourceAsStream(resource);
            sqlSessionFactory=new SqlSessionFactoryBuilder().build(inputStream);
         } catch (IOException e) {
            e.printStackTrace();
        }
    }
    /*
    * 获取SqlSession的对象
    * 并设置自动提交事务
    * */
    public  static SqlSession getSqlSession(){
        return  sqlSessionFactory.openSession(true);

    }

}
